Consultation: How do you disinfect greenhouses before winter vegetable production?
Answer: 1. Remove weeds and broken leaves. 2. Use cooked organic fertilizer. 3. Shed room fumigation disinfection. (1) 0.13 kg of sulphur powder and 0.25 kg of sawdust can be put into every 55 cubic meters of pot, and the fumigation will be lit in the evening under closed conditions. (2) Each cubic meter can be mixed with 0.1% of 80% dichlorvos and 8 grams of sawdust, ignited with fire, and closed for a day and night for smoke disinfection. 3. Shed room with vegetable seedlings cannot be fumigated. 4. Soil disinfection. (1) Colonization ridge disinfection, blending with 50% carbendazim 1 kg and 20-30 kg sieved fine soil per mu, apply it when ridging.
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